package com.payService.service.impl;


import cn.hutool.json.JSONNull;
import cn.hutool.json.JSONObject;
import cn.hutool.json.JSONUtil;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;

import com.fasterxml.jackson.databind.util.JSONPObject;
import com.payService.entity.TOrder;
import com.payService.entity.TPayLog;
import com.payService.mapper.TPayLogMapper;
import com.payService.service.ITOrderService;
import com.payService.service.ITPayLogService;
import com.payService.utils.HttpClient;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.github.wxpay.sdk.*;
import java.math.BigDecimal;
import java.util.HashMap;
import java.util.Map;

/**
 * <p>
 * 支付日志表 服务实现类
 * </p>
 *
 * @author Mr.Tang
 * @since 2022-05-31
 */
@Service
public class TPayLogServiceImpl extends ServiceImpl<TPayLogMapper, TPayLog> implements ITPayLogService {

    @Autowired
    private ITOrderService orderService;

    /**
     *
     * 获取二维码
     * 通过将数据发送到微信指定服务路径（API）获取二维码地址
     *
     * */
    @Override
    public Map createNatvie(String orderNo) {
        try {
            //1 根据订单号查询订单信息
            QueryWrapper<TOrder> wrapper = new QueryWrapper<>();
            wrapper.eq("order_no",orderNo);
            TOrder order = orderService.getOne(wrapper);
            System.out.println(order);

            //2 使用map设置生成二维码需要参数
            Map m = new HashMap();
            m.put("appid","wx74862e0dfcf69954");
            m.put("mch_id", "1558950191");
            m.put("nonce_str", WXPayUtil.generateNonceStr());
            m.put("body", order.getCourseTitle()); //课程标题
            m.put("out_trade_no", orderNo); //订单号
            m.put("total_fee", order.getTotalFee().multiply(new BigDecimal("100")).longValue()+"");
            m.put("spbill_create_ip", "127.0.0.1");
            m.put("notify_url", "http://guli.shop/api/order/weixinPay/weixinNotify\n");
            m.put("trade_type", "NATIVE");

            //3 发送httpclient请求，传递参数xml格式，微信支付提供的固定的地址
            HttpClient client = new HttpClient("https://api.mch.weixin.qq.com/pay/unifiedorder");
            //设置xml格式的参数
            client.setXmlParam(WXPayUtil.generateSignedXml(m,"T6m9iK73b0kn9g5v426MKfHQH7X8rKwb"));
            client.setHttps(true);
            //执行post请求发送
            client.post();

            //4 得到发送请求返回结果
            //返回内容，是使用xml格式返回
            String xml = client.getContent();

            //把xml格式转换map集合，把map集合返回
            Map<String,String> resultMap = WXPayUtil.xmlToMap(xml);

            //最终返回数据 的封装
            Map map = new HashMap();
            map.put("out_trade_no", orderNo);
            map.put("course_id", order.getCourseId());
            map.put("total_fee", order.getTotalFee());
            map.put("result_code", resultMap.get("result_code"));  //返回二维码操作状态码
            map.put("code_url", resultMap.get("code_url"));        //二维码地址

            return map;
        }catch(Exception e) {
            e.printStackTrace();
            throw new RuntimeException();
        }

    }


    /**
     * 查询支付状态
     * 通过发送微信指定服务路劲获取该订单的支付状态
     *
     * */
    @Override
    public Map<String, String> getPayStatus(String orderId) {
        System.out.println(orderId);

        Map m = new HashMap();
        m.put("appid","wx74862e0dfcf69954");
        m.put("mch_id", "1558950191");
        m.put("out_trade_no",orderId);
        m.put("nonce_str", WXPayUtil.generateNonceStr());

        try
        {
            //请求微信该路径，获取对应的订单状态
            HttpClient client = new HttpClient("https://api.mch.weixin.qq.com/pay/orderquery");
            //设置xml格式的参数
            client.setXmlParam(WXPayUtil.generateSignedXml(m,"T6m9iK73b0kn9g5v426MKfHQH7X8rKwb"));
            client.setHttps(true);
            client.post();

            String xml = client.getContent();
            Map<String,String> resultMap = WXPayUtil.xmlToMap(xml);

            return resultMap;
        }catch (Exception e){

        throw new RuntimeException();

        }

    }


    /**
     * 处理用户支付成功
     * 1.修改订单支付状态(status)
     * 2.添加用户支付记录（pay_log）
     * */
    @Override
    public void handleSuccessPay(Map<String ,String> map) {

        //修改订单支付状态
        QueryWrapper<TOrder> queryWrapper = new QueryWrapper<>();
        queryWrapper.eq("order_no",map.get("out_trade_no"));
        TOrder order = orderService.getOne(queryWrapper);

        if (order.getStatus() == 1){return;}
        order.setStatus(1);
        orderService.updateById(order);
        //添加支付记录
        TPayLog payLog = new TPayLog();
        payLog.setOrderNo(map.get("out_trade_no"));
        payLog.setPayType(1);
        payLog.setTotalFee(order.getTotalFee());
        payLog.setTradeState(map.get("trade_state"));
        payLog.setTransactionId(map.get("transaction_id"));
        payLog.setAttr(JSONUtil.toJsonStr(map));

        System.out.println(payLog);

        baseMapper.insert(payLog);


    }
}
